Joy-it sen-mq2 Smoke/gas detector 1 pc(s)

This analogueue gas sensor has a small heating element with an electronic-chemical sensor. It is suitable for indoor use. It can only output accurate measured values after the warm-up phase has been completed.It is compatible with all microcontrollers (an A/D converter is required for Raspberry).The sensor is characterized by its fast response time and its wide detection range.The sensitivity can be adjusted by a potentiometer located on the bottom of the module.This text is machine translated.

Price: 4.29 from Conrad Electronic